Answer: 6
Step-by-step explanation:
15 - 9 = 6 to the quadratics x inequalities formula x b to the power of 
Answer:

Step-by-step explanation:
Total red haired students = 15+5 = 20
Boys = 15
<u><em>Fraction:</em></u>
=> 
<u><em>In simplest form:</em></u>
=> 
Answer: 12/5 or 2 2/5
Step-by-step explanation: 7/2 - 11
/10